Syrphidae literature

Keyword in title:
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We found 2 records. keyword "Sphaerophoria virgata" and ordered by year

Speight, M.C.D. (1976): Sphaerophoria virgata Goeldlin (Dipt.: Syrphidae) new to the British Isles - Entom.Rec. 88, 300-302
Plant, C.W. (1988): Sphaerophoria virgata Goeldlin de Tiefenau (Diptera: Syrphidae) in the Wyre Forest, Worcestershire, with notes on other species of Sphaerophoria Lepeletier & Serville at this locality - Entomol.Rec.J.Var. 100, 23-24